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The synthesis of 3-methylenmonosubstituted-2-oxo-tetrahydrofurans 3 a-f from 3-phosphonolactones 1 a-b and the aldehyds 2a-d is described.  1 H NMR spectra of the 3-methylenmonosubstituted-2-oxo-tetrahydrofurans are discussed.

zeitschrift für naturforschung b

Synthese von 3-Methylenmonosubstituierten-2-oxo-tetxahydrofuranen aus 3-Phosphonolactonen/Synthesis of 3-Methylenmonosubstituted-2-oxo-tetrahydrofurans from 3-Phosphonolactones